Working Paper submitted by Sweden entitled "Proposals for improvements and refinements of forms for the information exchange for which guidelines were elaborated by the Ad Hoc Meeting of Scientific and Technical Experts in April 1987, and forms of nil-declaration and for national research and development activities/programmes concerning defence against biological and toxin warfare" Biological Weapons Convention - Third Review Conference (1991) Sweden Working papers 1991-09-08 BWC/CONF.III/COW/WP.01 EN